The last major organ system to develop during fetal life is the _____

Intelligence test results should not be the only things used to determine intellectual developmental disorder, because intelligence test scores:

A) are not positively correlated with school performance. B) lack reliability. C) don't indicate level of adaptive behavior. D) lack validity.

The standard deviation of a distribution of means is called the

A) standard error of the mean, or SEM B) population variance C) mean standard deviation, or MSD D) confidence interval